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Wavefronts
#1
I got some cool stuff! Wavefront sensors and wavefront cameras and let's just dig in to the science stuff first.

https://www.axiomoptics.com/application/...lications/
In physics, the term light refers to electromagnetic radiation of any wavelength, whether visible or not. Like every type of EM radiation, it propagates as waves and the set of all points where the wave has the same phase of the sinusoid is called the wavefront.

[Image: QlkqCAO.png]

Why is this interesting? This is just a quick recap from chat GPT if you want the actual science check the link above it's very long....
  • Surface Profiling:
    • Wavefront sensors can be used to analyze light reflected from a surface to determine its shape and topography. By capturing distortions in the reflected wavefront, the sensor can map surface irregularities in 3D with high precision.
  • 3D Reconstruction:
    • In combination with computational methods, wavefront data can contribute to reconstructing 3D shapes. By illuminating an object and analyzing the way light reflects off or passes through it, detailed models can be inferred.
  • Holography:
    • Wavefront data can assist in creating holographic images, which are inherently 3D. Holography involves recording the interference pattern of light waves to recreate the appearance of a 3D object.
  • Lens and Optical Component Design:
    • For designing optical systems with precise geometries, wavefront sensors can measure and refine 3D shapes of lenses, mirrors, and other components.
  • Advanced Metrology:
    • Wavefront sensors are used in industrial settings for quality control of complex surfaces, like those found in aerospace or automotive components. The data can help refine CAD models and verify the accuracy of manufactured parts.

Short video


Probably not for everyone but cools stuff, maybe skip through it and just check if any sections seem interesting.


You can look "behind" things by calculating interference patterns. At the right frequency you can look through things  Wink
compassion, even when hope is lost
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#2
Heck, I should have started with light.

Skip here if you just want a cool animation on what it looks like.
https://www.youtube.com/watch?v=aXRTczANuIs&t=385s


The same principles apply with acoustics and that is why I always say it makes me jiggly, you can transfer, amplify or nullify waves.
compassion, even when hope is lost
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